What is your definition of "收率" in this discussion?


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送交者: YinYang 于 2009-09-15, 16:59:10:

回答: 0.5%的收率是估算 由 芸珜0 于 2009-09-14, 10:59:51:

(weight of 甘草酸 dissolved in water)/(weight of 甘草酸originally in 甘草)

or

(weight of 甘草酸 dissolved in water)/(weight of 甘草 put in the pot)




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